Beware, older languages below!
The languages below were invented during Tolkien's earlier period and should be used with caution.
Remember to never, ever mix words from different languages!
Gnomish
curth
noun.curd
A noun appearing as G. curth “curd” in the Gnomish Lexicon of the 1910s related to the verb G. cur- “curdle” (GL/28).
Neo-Sindarin: I would adapt this noun as ᴺS. corth “curd” from ᴺS. cor- “curdle” for purposes of Neo-Sindarin, with short u becoming o as was generally the case in Sindarin.
A noun appearing as G. curth “curd” in the Gnomish Lexicon of the 1910s related to the verb G. cur- “curdle” (GL/28).
Neo-Sindarin: I would adapt this noun as ᴺS. corth “curd” from ᴺS. cor- “curdle” for purposes of Neo-Sindarin, with short u becoming o as was generally the case in Sindarin.